Bromine

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Revision as of 19:22, 9 February 2021 by imported>Mark Widmer (Opening paragraph revised to new standard: Phase, symbol, atomic no., and std. atomic weight.)
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Bromine
79.904(1)



  Br
35
1s22s22p63s23p63d104s2 4p5
[ ? ] Halogen:
Properties:
Heavy, mobile, fuming red-brown liquid at room temperature.


Bromine is a chemical element, typically found as a liquid at room temperature in its elemental form. It has the chemical symbol Br, atomic number (number of protons) Z = 35, and a standard atomic weight of 79.904 grams per mole.

Bromine is considered to be a member of the "Halogen" class of element. At a pressure of 101.325 kPa, it has a boiling point of 58.8 °C and a melting point of −7.2 °C.